64706145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 123961344

約数和(自身を除く): 59255199

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 103, 105, 155, 193, 217, 309, 465, 515, 579, 651, 721, 965, 1085, 1351, 1545, 2163, 2895, 3193, 3255, 3605, 4053, 5983, 6755, 9579, 10815, 15965, 17949, 19879, 20265, 22351, 29915, 41881, 47895, 59637, 67053, 89745, 99395, 111755, 125643, 139153, 209405, 298185, 335265, 417459, 616249, 628215, 695765, 1848747, 2087295, 3081245, 4313743, 9243735, 12941229, 21568715, 64706145]

約数ペア:

[(1, 64706145), (3, 21568715), (5, 12941229), (7, 9243735), (15, 4313743), (21, 3081245), (31, 2087295), (35, 1848747), (93, 695765), (103, 628215), (105, 616249), (155, 417459), (193, 335265), (217, 298185), (309, 209405), (465, 139153), (515, 125643), (579, 111755), (651, 99395), (721, 89745), (965, 67053), (1085, 59637), (1351, 47895), (1545, 41881), (2163, 29915), (2895, 22351), (3193, 20265), (3255, 19879), (3605, 17949), (4053, 15965), (5983, 10815), (6755, 9579)]